<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户登录</title>
</head>
<body>
<h1>用户登录</h1>
<form action="/login" method="post">
    <input name="user" type="text"><br>
    <input name="pwd" type="text"><br>
    <input type="submit" value="提交">
    <span style="color: red;">{{ error }}</span>
</form>
</body>
</html>
